$\left(5\sin\left(x\right)-5\cos\left(x\right)\right)$
$6-112-\left(-36\right)$
$-15m^3n+12m^2n$
$15+3^2-2\cdot7+\left(20-3\cdot4\right)$
$169\left(ab-c\right)^2-324a^2b^2c^2$
$-2\cdot66$
$-8-4-8$
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